Home / 39,863.03-59,801.00-11,785.91

Finding the Fourth Proportional to 39,863.03, 59,801.00 and 11,785.91

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Solution

The fourth proportional to 39,863.03, 59,801.00 and 11,785.91 is: 17,680.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,863.03 : 59,801.00 = 11,785.91 : x
  2. Step 2: Convert to fraction form
    39,863.03/59,801.00 = 11,785.91/x
  3. Step 3: Cross multiply
    39,863.03x = 59,801.00 × 11,785.91
  4. Step 4: Simplify right side
    39,863.03x = 704,808,845.98
  5. Step 5: Solve for x
    x = 704,808,845.98/39,863.03
  6. Step 6: Final answer
    x = 17,680.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.